Webster’s Revised Unabridged Dictionary · 1913
Corps
Corps (kōr, pl. kōrz), n. sing. & pl. [F., fr. L. corpus body. See Corpse.] 1. The human body, whether living or dead. [Obs.] See Corpse, 1.
By what craft in my corps, it cometh [commences] and where. Piers Plowman.
2. A body of men; esp., an organized division of the military establishment; as, the marine corps; the corps of topographical engineers; specifically, an army corps.
A corps operating with an army should consist of three divisions of the line, a brigade of artillery, and a regiment of cavalry. Gen. Upton (U. S. Tactics. )
3. A body or code of laws. [Obs.]
The whole corps of the law. Bacon.
4. (Eccl.) The land with which a prebend or other ecclesiastical office is endowed. [Obs.]
The prebendaries over and above their reserved rents have a corps. Bacon.
Army corps, or (French) Corps d'armée (kōr′ där′mā′), a body containing two or more divisions of a large army, organized as a complete army in itself. — Corps de logis (kōr′ de lō′zhē′) [F., body of the house], the principal mass of a building, considered apart from its wings. — Corps diplomatique (k?r d?′pl?′m?-t?k′) [F., diplomatic body], the body of ministers or envoys accredited to a government.